Gillsville is a city located in Georgia. With a 2020 population of 236, it is the 471st largest city in Georgia and the 16146th largest city in the United States. Gillsville is currently declining at a rate of -0.84% annually but its population has increased by 0.43% since the most recent census, which recorded a population of 235 in 2010. Gillsville reached it's highest population of 240 in 2016. Spanning over 1 miles, Gillsville has a population density of 212 people per square mile.
The average household income in Gillsville is $61,946 with a poverty rate of 15.42%. The median rental costs in recent years comes to $838 per month, and the median house value is $225,000. The median age in Gillsville is 36.2 years, 36.2 years for males, and 39 years for females. For every 100 females there are 131.6 males.